Ceiling fan



FIG. 1 is a top perspective view of a ceiling fan;

FIG. 2 is a bottom perspective view of the ceiling fan of FIG. 1;

FIG. 3 is a top view of the ceiling fan of FIG. 1;

FIG. 4 is a bottom view of the ceiling fan of FIG. 1; and,

FIG. 5 is a front side view of the ceiling fan of FIG. 1, with rear, right, and left side views being identical thereto.

Portions of the ceiling fan shown in broken lines form no part of the claimed design. 

CLAIM The ornamental design for a ceiling fan, as shown and described. 